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Is it a good idea to close or seal off the heating registers in unused rooms?

April 26, 2017good heating IDEA registers rooms seal unused

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Is it a good idea to close or seal off the heating registers in unused rooms?

2 Answers

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A. Closing or sealing a small number of heating registers may cut your heating bills some, but with central forced air systems, closing off more than one-third of your registers can create pressure imbalances and make the blower fan work harder, potentially shortening equipment life.

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Closing or sealing a small number of heating registers may cut your heating bills some, but with central forced air systems, closing off more than one-third of your registers can create pressure imbalances and make the blower fan work harder, potentially shortening equipment life.